Home / 7,669.97-11,505.05-5,054.21

Finding the Fourth Proportional to 7,669.97, 11,505.05 and 5,054.21

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Solution

The fourth proportional to 7,669.97, 11,505.05 and 5,054.21 is: 7,581.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.97 : 11,505.05 = 5,054.21 : x
  2. Step 2: Convert to fraction form
    7,669.97/11,505.05 = 5,054.21/x
  3. Step 3: Cross multiply
    7,669.97x = 11,505.05 × 5,054.21
  4. Step 4: Simplify right side
    7,669.97x = 58,148,980.16
  5. Step 5: Solve for x
    x = 58,148,980.16/7,669.97
  6. Step 6: Final answer
    x = 7,581.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.